Nerdulator> put something in

Recognised as Colour

#02A3F5

  • #02A3F5
  • Blue
  • Dark
  • Nearest: Cornflower blue

#02A3F5 is a blue with RGB values 2, 163, 245 and HSL 200°, 98%, 48%. It is a dark colour, so black text on it reaches 7.6:1 contrast (AAA for normal text). The nearest named colour is Cornflower blue.

Colour values

#02A3F5#02A3F5
HEX#02A3F5
RGBrgb(2, 163, 245)
RGB (0–1)0.0078, 0.6392, 0.9608
RGB percentages0.8%, 63.9%, 96.1%
HSLhsl(200.2, 98.4%, 48.4%)
HSV / HSBhsv(200.2, 99.2%, 96.1%)
CMYK99.2%, 33.5%, 0%, 3.9%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer173,045
CSS custom property--colour: #02A3F5;

Brightness & contrast

Relative luminance0.328WCAG 2.x, 0 is black and 1 is white
Perceived brightness149.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 7.56:1
Contrast with white2.78:1WCAG normal text: Fail
Contrast with black7.56:1WCAG normal text: AAA
Greyscale equivalent#878787
Inverted#FD5C0A

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#7BA5F8no red cones; affects about 1% of men; ΔE 15.5 from the original
Deuteranopia#5C93F3no green cones; the most common form, about 1% of men; ΔE 17.4 from the original
Tritanopia#00B7C1no blue cones; rare, and affects men and women equally; ΔE 44.9 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text2.78:1WCAG large text: Fail
Contrast with black, large text7.56:1WCAG large text: AAA

Named colours

Cornflower blue · ΔE 15.4Deep skyblue · ΔE 16.6Dodgerblue · ΔE 20.9Steel blue · ΔE 21.8Light skyblue · ΔE 27.5Sky blue · ΔE 34.2
Nearest named CSS colourCornflower blue (#6495ED)ΔE 15.43, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#F55402
Analogous#02F5CD, #022AF5
Triadic#F502A3, #A3F502
Split complementary#F5022A, #F5CD02
Tetradic#CD02F5, #F55402, #2AF502

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#C4EBFF
Lighter +30%#92DAFE
Lighter +20%#5FC8FE
Lighter +10%#2DB7FD
Darker −10%#0281C2
Darker −20%#016090
Darker −30%#013E5D
Darker −40%#001C2B
More saturated +25%#00A4F7
Less saturated −25%#2199D6

Channel breakdown

R2
G163
B245
Red2 (0.8%)
Green163 (63.9%)
Blue245 (96.1%)
Hue200.25°
Saturation (HSL)98.38%
Lightness48.43%
Dominant channelBlue
Hex per channelR 02 · G A3 · B F5

Keep nerding

Every link below is a page Nerdulator can generate from what it already knows about this value.

Nerdulate something else

Nothing in mind? Surprise me · today’s page

Every value on this page was computed from “02a3f5” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.